1 /***************************************************************************
2 * Copyright (C) 2005-09 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include <QCoreApplication>
24 #include "coresession.h"
25 #include "coresettings.h"
26 #include "postgresqlstorage.h"
28 #include "signalproxy.h"
29 #include "sqlitestorage.h"
42 #endif /* Q_OS_WIN32 */
45 # include <sys/types.h>
46 # include <sys/stat.h>
47 #endif /* HAVE_UMASK */
49 // ==============================
51 // ==============================
52 const int Core::AddClientEventId = QEvent::registerEventType();
54 class AddClientEvent : public QEvent {
56 AddClientEvent(QTcpSocket *socket, UserId uid) : QEvent(QEvent::Type(Core::AddClientEventId)), socket(socket), userId(uid) {}
62 // ==============================
64 // ==============================
65 Core *Core::instanceptr = 0;
67 Core *Core::instance() {
68 if(instanceptr) return instanceptr;
69 instanceptr = new Core();
74 void Core::destroy() {
83 umask(S_IRWXG | S_IRWXO);
85 _startTime = QDateTime::currentDateTime().toUTC(); // for uptime :)
87 Quassel::loadTranslation(QLocale::system());
89 // FIXME: MIGRATION 0.3 -> 0.4: Move database and core config to new location
90 // Move settings, note this does not delete the old files
92 QSettings newSettings("quassel-irc.org", "quasselcore");
96 QSettings::Format format = QSettings::IniFormat;
98 QSettings::Format format = QSettings::NativeFormat;
100 QString newFilePath = Quassel::configDirPath() + "quasselcore"
101 + ((format == QSettings::NativeFormat) ? QLatin1String(".conf") : QLatin1String(".ini"));
102 QSettings newSettings(newFilePath, format);
103 #endif /* Q_WS_MAC */
105 if(newSettings.value("Config/Version").toUInt() == 0) {
107 QString org = "quassel-irc.org";
109 QString org = "Quassel Project";
111 QSettings oldSettings(org, "Quassel Core");
112 if(oldSettings.allKeys().count()) {
113 qWarning() << "\n\n*** IMPORTANT: Config and data file locations have changed. Attempting to auto-migrate your core settings...";
114 foreach(QString key, oldSettings.allKeys())
115 newSettings.setValue(key, oldSettings.value(key));
116 newSettings.setValue("Config/Version", 1);
117 qWarning() << "* Your core settings have been migrated to" << newSettings.fileName();
119 #ifndef Q_WS_MAC /* we don't need to move the db and cert for mac */
121 QString quasselDir = qgetenv("APPDATA") + "/quassel/";
122 #elif defined Q_WS_MAC
123 QString quasselDir = QDir::homePath() + "/Library/Application Support/Quassel/";
125 QString quasselDir = QDir::homePath() + "/.quassel/";
128 QFileInfo info(Quassel::configDirPath() + "quassel-storage.sqlite");
130 // move database, if we found it
131 QFile oldDb(quasselDir + "quassel-storage.sqlite");
133 bool success = oldDb.rename(Quassel::configDirPath() + "quassel-storage.sqlite");
135 qWarning() << "* Your database has been moved to" << Quassel::configDirPath() + "quassel-storage.sqlite";
137 qWarning() << "!!! Moving your database has failed. Please move it manually into" << Quassel::configDirPath();
141 QFileInfo certInfo(quasselDir + "quasselCert.pem");
142 if(certInfo.exists()) {
143 QFile cert(quasselDir + "quasselCert.pem");
144 bool success = cert.rename(Quassel::configDirPath() + "quasselCert.pem");
146 qWarning() << "* Your certificate has been moved to" << Quassel::configDirPath() + "quasselCert.pem";
148 qWarning() << "!!! Moving your certificate has failed. Please move it manually into" << Quassel::configDirPath();
150 #endif /* !Q_WS_MAC */
151 qWarning() << "*** Migration completed.\n\n";
156 // check settings version
157 // so far, we only have 1
159 if(s.version() != 1) {
160 qCritical() << "Invalid core settings version, terminating!";
164 registerStorageBackends();
166 connect(&_storageSyncTimer, SIGNAL(timeout()), this, SLOT(syncStorage()));
167 _storageSyncTimer.start(10 * 60 * 1000); // 10 minutes
172 _configured = initStorage(cs.storageSettings().toMap());
174 if(Quassel::isOptionSet("select-backend")) {
175 selectBackend(Quassel::optionValue("select-backend"));
180 if(!_storageBackends.count()) {
181 qWarning() << qPrintable(tr("Could not initialize any storage backend! Exiting..."));
182 qWarning() << qPrintable(tr("Currently, Quassel supports SQLite3 and PostgreSQL. You need to build your\n"
183 "Qt library with the sqlite or postgres plugin enabled in order for quasselcore\n"
185 exit(1); // TODO make this less brutal (especially for mono client -> popup)
187 qWarning() << "Core is currently not configured! Please connect with a Quassel Client for basic setup.";
190 if(Quassel::isOptionSet("add-user")) {
195 if(Quassel::isOptionSet("change-userpass")) {
196 changeUserPass(Quassel::optionValue("change-userpass"));
200 connect(&_server, SIGNAL(newConnection()), this, SLOT(incomingConnection()));
201 connect(&_v6server, SIGNAL(newConnection()), this, SLOT(incomingConnection()));
202 if(!startListening()) exit(1); // TODO make this less brutal
204 if(Quassel::isOptionSet("oidentd"))
205 _oidentdConfigGenerator = new OidentdConfigGenerator(this);
209 foreach(QTcpSocket *socket, blocksizes.keys()) {
210 socket->disconnectFromHost(); // disconnect non authed clients
212 qDeleteAll(sessions);
213 qDeleteAll(_storageBackends);
216 /*** Session Restore ***/
218 void Core::saveState() {
221 QVariantList activeSessions;
222 foreach(UserId user, instance()->sessions.keys()) activeSessions << QVariant::fromValue<UserId>(user);
223 state["CoreStateVersion"] = 1;
224 state["ActiveSessions"] = activeSessions;
225 s.setCoreState(state);
228 void Core::restoreState() {
229 if(!instance()->_configured) {
230 // qWarning() << qPrintable(tr("Cannot restore a state for an unconfigured core!"));
233 if(instance()->sessions.count()) {
234 qWarning() << qPrintable(tr("Calling restoreState() even though active sessions exist!"));
238 /* We don't check, since we are at the first version since switching to Git
239 uint statever = s.coreState().toMap()["CoreStateVersion"].toUInt();
241 qWarning() << qPrintable(tr("Core state too old, ignoring..."));
246 QVariantList activeSessions = s.coreState().toMap()["ActiveSessions"].toList();
247 if(activeSessions.count() > 0) {
248 quInfo() << "Restoring previous core state...";
249 foreach(QVariant v, activeSessions) {
250 UserId user = v.value<UserId>();
251 instance()->createSession(user, true);
257 QString Core::setupCoreForInternalUsage() {
258 Q_ASSERT(!_storageBackends.isEmpty());
259 QVariantMap setupData;
260 qsrand(QDateTime::currentDateTime().toTime_t());
262 for(int i = 0; i < 10; i++) {
264 pass += qrand() % 10;
266 setupData["AdminUser"] = "AdminUser";
267 setupData["AdminPasswd"] = QString::number(pass);
268 setupData["Backend"] = QString("SQLite"); // mono client currently needs sqlite
269 return setupCore(setupData);
272 QString Core::setupCore(QVariantMap setupData) {
273 QString user = setupData.take("AdminUser").toString();
274 QString password = setupData.take("AdminPasswd").toString();
275 if(user.isEmpty() || password.isEmpty()) {
276 return tr("Admin user or password not set.");
278 if(_configured || !(_configured = initStorage(setupData, true))) {
279 return tr("Could not setup storage!");
282 s.setStorageSettings(setupData);
283 quInfo() << qPrintable(tr("Creating admin user..."));
284 _storage->addUser(user, password);
285 startListening(); // TODO check when we need this
289 /*** Storage Handling ***/
290 void Core::registerStorageBackends() {
291 // Register storage backends here!
292 registerStorageBackend(new SqliteStorage(this));
293 registerStorageBackend(new PostgreSqlStorage(this));
296 bool Core::registerStorageBackend(Storage *backend) {
297 if(backend->isAvailable()) {
298 _storageBackends[backend->displayName()] = backend;
301 backend->deleteLater();
306 void Core::unregisterStorageBackends() {
307 foreach(Storage *s, _storageBackends.values()) {
310 _storageBackends.clear();
313 void Core::unregisterStorageBackend(Storage *backend) {
314 _storageBackends.remove(backend->displayName());
315 backend->deleteLater();
319 // "Type" => "sqlite"
320 bool Core::initStorage(const QString &backend, QVariantMap settings, bool setup) {
323 if(backend.isEmpty()) {
327 Storage *storage = 0;
328 if(_storageBackends.contains(backend)) {
329 storage = _storageBackends[backend];
331 qCritical() << "Selected storage backend is not available:" << backend;
335 Storage::State storageState = storage->init(settings);
336 switch(storageState) {
337 case Storage::NeedsSetup:
339 return false; // trigger setup process
340 if(storage->setup(settings))
341 return initStorage(backend, settings, false);
342 // if setup wasn't successfull we mark the backend as unavailable
343 case Storage::NotAvailable:
344 qCritical() << "Selected storage backend is not available:" << backend;
345 storage->deleteLater();
346 _storageBackends.remove(backend);
349 case Storage::IsReady:
350 // delete all other backends
351 _storageBackends.remove(backend);
352 unregisterStorageBackends();
353 connect(storage, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)), this, SIGNAL(bufferInfoUpdated(UserId, const BufferInfo &)));
359 bool Core::initStorage(QVariantMap dbSettings, bool setup) {
360 return initStorage(dbSettings["Backend"].toString(), dbSettings["ConnectionProperties"].toMap(), setup);
364 void Core::syncStorage() {
369 /*** Storage Access ***/
370 bool Core::createNetwork(UserId user, NetworkInfo &info) {
371 NetworkId networkId = instance()->_storage->createNetwork(user, info);
372 if(!networkId.isValid())
375 info.networkId = networkId;
379 /*** Network Management ***/
381 bool Core::startListening() {
382 // in mono mode we only start a local port if a port is specified in the cli call
383 if(Quassel::runMode() == Quassel::Monolithic && !Quassel::isOptionSet("port"))
386 bool success = false;
387 uint port = Quassel::optionValue("port").toUInt();
389 const QString listen = Quassel::optionValue("listen");
390 const QStringList listen_list = listen.split(",", QString::SkipEmptyParts);
391 if(listen_list.size() > 0) {
392 foreach (const QString listen_term, listen_list) { // TODO: handle multiple interfaces for same TCP version gracefully
394 if(!addr.setAddress(listen_term)) {
395 qCritical() << qPrintable(
396 tr("Invalid listen address %1")
400 switch(addr.protocol()) {
401 case QAbstractSocket::IPv6Protocol:
402 if(_v6server.listen(addr, port)) {
403 quInfo() << qPrintable(
404 tr("Listening for GUI clients on IPv6 %1 port %2 using protocol version %3")
405 .arg(addr.toString())
406 .arg(_v6server.serverPort())
407 .arg(Quassel::buildInfo().protocolVersion)
411 quWarning() << qPrintable(
412 tr("Could not open IPv6 interface %1:%2: %3")
413 .arg(addr.toString())
415 .arg(_v6server.errorString()));
417 case QAbstractSocket::IPv4Protocol:
418 if(_server.listen(addr, port)) {
419 quInfo() << qPrintable(
420 tr("Listening for GUI clients on IPv4 %1 port %2 using protocol version %3")
421 .arg(addr.toString())
422 .arg(_server.serverPort())
423 .arg(Quassel::buildInfo().protocolVersion)
427 // if v6 succeeded on Any, the port will be already in use - don't display the error then
428 if(!success || _server.serverError() != QAbstractSocket::AddressInUseError)
429 quWarning() << qPrintable(
430 tr("Could not open IPv4 interface %1:%2: %3")
431 .arg(addr.toString())
433 .arg(_server.errorString()));
437 qCritical() << qPrintable(
438 tr("Invalid listen address %1, unknown network protocol")
447 quError() << qPrintable(tr("Could not open any network interfaces to listen on!"));
452 void Core::stopListening(const QString &reason) {
453 bool wasListening = false;
454 if(_server.isListening()) {
458 if(_v6server.isListening()) {
464 quInfo() << "No longer listening for GUI clients.";
466 quInfo() << qPrintable(reason);
470 void Core::incomingConnection() {
471 QTcpServer *server = qobject_cast<QTcpServer *>(sender());
473 while(server->hasPendingConnections()) {
474 QTcpSocket *socket = server->nextPendingConnection();
475 connect(socket, SIGNAL(disconnected()), this, SLOT(clientDisconnected()));
476 connect(socket, SIGNAL(readyRead()), this, SLOT(clientHasData()));
477 connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(socketError(QAbstractSocket::SocketError)));
479 QVariantMap clientInfo;
480 blocksizes.insert(socket, (quint32)0);
481 quInfo() << qPrintable(tr("Client connected from")) << qPrintable(socket->peerAddress().toString());
484 stopListening(tr("Closing server for basic setup."));
489 void Core::clientHasData() {
490 QTcpSocket *socket = dynamic_cast<QTcpSocket*>(sender());
491 Q_ASSERT(socket && blocksizes.contains(socket));
493 while(SignalProxy::readDataFromDevice(socket, blocksizes[socket], item)) {
494 QVariantMap msg = item.toMap();
495 processClientMessage(socket, msg);
496 if(!blocksizes.contains(socket)) break; // this socket is no longer ours to handle!
500 void Core::processClientMessage(QTcpSocket *socket, const QVariantMap &msg) {
501 if(!msg.contains("MsgType")) {
502 // Client is way too old, does not even use the current init format
503 qWarning() << qPrintable(tr("Antique client trying to connect... refusing."));
507 // OK, so we have at least an init message format we can understand
508 if(msg["MsgType"] == "ClientInit") {
511 // Just version information -- check it!
512 uint ver = msg["ProtocolVersion"].toUInt();
513 if(ver < Quassel::buildInfo().coreNeedsProtocol) {
514 reply["MsgType"] = "ClientInitReject";
515 reply["Error"] = tr("<b>Your Quassel Client is too old!</b><br>"
516 "This core needs at least client/core protocol version %1.<br>"
517 "Please consider upgrading your client.").arg(Quassel::buildInfo().coreNeedsProtocol);
518 SignalProxy::writeDataToDevice(socket, reply);
519 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("too old, rejecting."));
520 socket->close(); return;
523 reply["ProtocolVersion"] = Quassel::buildInfo().protocolVersion;
524 reply["CoreVersion"] = Quassel::buildInfo().fancyVersionString;
525 reply["CoreDate"] = Quassel::buildInfo().buildDate;
526 reply["CoreStartTime"] = startTime(); // v10 clients don't necessarily parse this, see below
528 // FIXME: newer clients no longer use the hardcoded CoreInfo (for now), since it gets the
529 // time zone wrong. With the next protocol bump (10 -> 11), we should remove this
530 // or make it properly configurable.
532 int uptime = startTime().secsTo(QDateTime::currentDateTime().toUTC());
533 int updays = uptime / 86400; uptime %= 86400;
534 int uphours = uptime / 3600; uptime %= 3600;
535 int upmins = uptime / 60;
536 reply["CoreInfo"] = tr("<b>Quassel Core Version %1</b><br>"
538 "Up %3d%4h%5m (since %6)").arg(Quassel::buildInfo().fancyVersionString)
539 .arg(Quassel::buildInfo().buildDate)
540 .arg(updays).arg(uphours,2,10,QChar('0')).arg(upmins,2,10,QChar('0')).arg(startTime().toString(Qt::TextDate));
542 reply["CoreFeatures"] = (int)Quassel::features();
545 SslServer *sslServer = qobject_cast<SslServer *>(&_server);
546 QSslSocket *sslSocket = qobject_cast<QSslSocket *>(socket);
547 bool supportSsl = (bool)sslServer && (bool)sslSocket && sslServer->isCertValid();
549 bool supportSsl = false;
552 #ifndef QT_NO_COMPRESS
553 bool supportsCompression = true;
555 bool supportsCompression = false;
558 reply["SupportSsl"] = supportSsl;
559 reply["SupportsCompression"] = supportsCompression;
560 // switch to ssl/compression after client has been informed about our capabilities (see below)
562 reply["LoginEnabled"] = true;
564 // check if we are configured, start wizard otherwise
566 reply["Configured"] = false;
567 QList<QVariant> backends;
568 foreach(Storage *backend, _storageBackends.values()) {
570 v["DisplayName"] = backend->displayName();
571 v["Description"] = backend->description();
572 v["SetupKeys"] = backend->setupKeys();
573 v["SetupDefaults"] = backend->setupDefaults();
576 reply["StorageBackends"] = backends;
577 reply["LoginEnabled"] = false;
579 reply["Configured"] = true;
581 clientInfo[socket] = msg; // store for future reference
582 reply["MsgType"] = "ClientInitAck";
583 SignalProxy::writeDataToDevice(socket, reply);
584 socket->flush(); // ensure that the write cache is flushed before we switch to ssl
587 // after we told the client that we are ssl capable we switch to ssl mode
588 if(supportSsl && msg["UseSsl"].toBool()) {
589 qDebug() << qPrintable(tr("Starting TLS for Client:")) << qPrintable(socket->peerAddress().toString());
590 connect(sslSocket, SIGNAL(sslErrors(const QList<QSslError> &)), this, SLOT(sslErrors(const QList<QSslError> &)));
591 sslSocket->startServerEncryption();
595 #ifndef QT_NO_COMPRESS
596 if(supportsCompression && msg["UseCompression"].toBool()) {
597 socket->setProperty("UseCompression", true);
598 qDebug() << "Using compression for Client:" << qPrintable(socket->peerAddress().toString());
603 // for the rest, we need an initialized connection
604 if(!clientInfo.contains(socket)) {
606 reply["MsgType"] = "ClientLoginReject";
607 reply["Error"] = tr("<b>Client not initialized!</b><br>You need to send an init message before trying to login.");
608 SignalProxy::writeDataToDevice(socket, reply);
609 qWarning() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("did not send an init message before trying to login, rejecting."));
610 socket->close(); return;
612 if(msg["MsgType"] == "CoreSetupData") {
614 QString result = setupCore(msg["SetupData"].toMap());
615 if(!result.isEmpty()) {
616 reply["MsgType"] = "CoreSetupReject";
617 reply["Error"] = result;
619 reply["MsgType"] = "CoreSetupAck";
621 SignalProxy::writeDataToDevice(socket, reply);
622 } else if(msg["MsgType"] == "ClientLogin") {
624 UserId uid = _storage->validateUser(msg["User"].toString(), msg["Password"].toString());
626 reply["MsgType"] = "ClientLoginReject";
627 reply["Error"] = tr("<b>Invalid username or password!</b><br>The username/password combination you supplied could not be found in the database.");
628 SignalProxy::writeDataToDevice(socket, reply);
631 reply["MsgType"] = "ClientLoginAck";
632 SignalProxy::writeDataToDevice(socket, reply);
633 quInfo() << qPrintable(tr("Client")) << qPrintable(socket->peerAddress().toString()) << qPrintable(tr("initialized and authenticated successfully as \"%1\" (UserId: %2).").arg(msg["User"].toString()).arg(uid.toInt()));
634 setupClientSession(socket, uid);
639 // Potentially called during the initialization phase (before handing the connection off to the session)
640 void Core::clientDisconnected() {
641 QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
643 // here it's safe to call methods on socket!
644 quInfo() << qPrintable(tr("Non-authed client disconnected.")) << qPrintable(socket->peerAddress().toString());
645 blocksizes.remove(socket);
646 clientInfo.remove(socket);
647 socket->deleteLater();
649 // we have to crawl through the hashes and see if we find a victim to remove
650 qDebug() << qPrintable(tr("Non-authed client disconnected. (socket allready destroyed)"));
652 // DO NOT CALL ANY METHODS ON socket!!
653 socket = static_cast<QTcpSocket *>(sender());
655 QHash<QTcpSocket *, quint32>::iterator blockSizeIter = blocksizes.begin();
656 while(blockSizeIter != blocksizes.end()) {
657 if(blockSizeIter.key() == socket) {
658 blockSizeIter = blocksizes.erase(blockSizeIter);
664 QHash<QTcpSocket *, QVariantMap>::iterator clientInfoIter = clientInfo.begin();
665 while(clientInfoIter != clientInfo.end()) {
666 if(clientInfoIter.key() == socket) {
667 clientInfoIter = clientInfo.erase(clientInfoIter);
675 // make server listen again if still not configured
680 // TODO remove unneeded sessions - if necessary/possible...
681 // Suggestion: kill sessions if they are not connected to any network and client.
684 void Core::setupClientSession(QTcpSocket *socket, UserId uid) {
685 // From now on everything is handled by the client session
686 disconnect(socket, 0, this, 0);
688 blocksizes.remove(socket);
689 clientInfo.remove(socket);
691 // Find or create session for validated user
692 SessionThread *session;
693 if(sessions.contains(uid)) {
694 session = sessions[uid];
696 session = createSession(uid);
698 qWarning() << qPrintable(tr("Could not initialize session for client:")) << qPrintable(socket->peerAddress().toString());
704 // as we are currently handling an event triggered by incoming data on this socket
705 // it is unsafe to directly move the socket to the client thread.
706 QCoreApplication::postEvent(this, new AddClientEvent(socket, uid));
709 void Core::customEvent(QEvent *event) {
710 if(event->type() == AddClientEventId) {
711 AddClientEvent *addClientEvent = static_cast<AddClientEvent *>(event);
712 addClientHelper(addClientEvent->socket, addClientEvent->userId);
717 void Core::addClientHelper(QTcpSocket *socket, UserId uid) {
718 // Find or create session for validated user
719 if(!sessions.contains(uid)) {
720 qWarning() << qPrintable(tr("Could not find a session for client:")) << qPrintable(socket->peerAddress().toString());
725 SessionThread *session = sessions[uid];
726 session->addClient(socket);
729 void Core::setupInternalClientSession(SignalProxy *proxy) {
732 setupCoreForInternalUsage();
737 uid = _storage->internalUser();
739 qWarning() << "Core::setupInternalClientSession(): You're trying to run monolithic Quassel with an unusable Backend! Go fix it!";
743 // Find or create session for validated user
745 if(sessions.contains(uid))
746 sess = sessions[uid];
748 sess = createSession(uid);
749 sess->addClient(proxy);
752 SessionThread *Core::createSession(UserId uid, bool restore) {
753 if(sessions.contains(uid)) {
754 qWarning() << "Calling createSession() when a session for the user already exists!";
757 SessionThread *sess = new SessionThread(uid, restore, this);
758 sessions[uid] = sess;
764 void Core::sslErrors(const QList<QSslError> &errors) {
766 QSslSocket *socket = qobject_cast<QSslSocket *>(sender());
768 socket->ignoreSslErrors();
772 void Core::socketError(QAbstractSocket::SocketError err) {
773 QAbstractSocket *socket = qobject_cast<QAbstractSocket *>(sender());
774 if(socket && err != QAbstractSocket::RemoteHostClosedError)
775 qWarning() << "Core::socketError()" << socket << err << socket->errorString();
778 // migration / backend selection
779 bool Core::selectBackend(const QString &backend) {
780 // reregister all storage backends
781 registerStorageBackends();
782 if(!_storageBackends.contains(backend)) {
783 qWarning() << qPrintable(QString("Core::selectBackend(): unsupported backend: %1").arg(backend));
784 qWarning() << " supported backends are:" << qPrintable(QStringList(_storageBackends.keys()).join(", "));
788 Storage *storage = _storageBackends[backend];
789 QVariantMap settings = promptForSettings(storage);
791 Storage::State storageState = storage->init(settings);
792 switch(storageState) {
793 case Storage::IsReady:
794 saveBackendSettings(backend, settings);
795 qWarning() << "Switched backend to:" << qPrintable(backend);
796 qWarning() << "Backend already initialized. Skipping Migration";
798 case Storage::NotAvailable:
799 qCritical() << "Backend is not available:" << qPrintable(backend);
801 case Storage::NeedsSetup:
802 if(!storage->setup(settings)) {
803 qWarning() << qPrintable(QString("Core::selectBackend(): unable to setup backend: %1").arg(backend));
807 if(storage->init(settings) != Storage::IsReady) {
808 qWarning() << qPrintable(QString("Core::migrateBackend(): unable to initialize backend: %1").arg(backend));
812 saveBackendSettings(backend, settings);
813 qWarning() << "Switched backend to:" << qPrintable(backend);
817 // let's see if we have a current storage object we can migrate from
818 AbstractSqlMigrationReader *reader = getMigrationReader(_storage);
819 AbstractSqlMigrationWriter *writer = getMigrationWriter(storage);
820 if(reader && writer) {
821 qDebug() << qPrintable(QString("Migrating Storage backend %1 to %2...").arg(_storage->displayName(), storage->displayName()));
826 if(reader->migrateTo(writer)) {
827 qDebug() << "Migration finished!";
828 saveBackendSettings(backend, settings);
832 qWarning() << qPrintable(QString("Core::migrateDb(): unable to migrate storage backend! (No migration writer for %1)").arg(backend));
835 // inform the user why we cannot merge
837 qWarning() << "No currently active backend. Skipping migration.";
839 qWarning() << "Currently active backend does not support migration:" << qPrintable(_storage->displayName());
842 qWarning() << "New backend does not support migration:" << qPrintable(backend);
845 // so we were unable to merge, but let's create a user \o/
851 void Core::createUser() {
852 QTextStream out(stdout);
853 QTextStream in(stdin);
854 out << "Add a new user:" << endl;
857 QString username = in.readLine().trimmed();
862 QString password = in.readLine().trimmed();
864 out << "Repeat Password: ";
866 QString password2 = in.readLine().trimmed();
870 if(password != password2) {
871 qWarning() << "Passwords don't match!";
874 if(password.isEmpty()) {
875 qWarning() << "Password is empty!";
879 if(_configured && _storage->addUser(username, password).isValid()) {
880 out << "Added user " << username << " successfully!" << endl;
882 qWarning() << "Unable to add user:" << qPrintable(username);
886 void Core::changeUserPass(const QString &username) {
887 QTextStream out(stdout);
888 QTextStream in(stdin);
889 UserId userId = _storage->getUserId(username);
890 if(!userId.isValid()) {
891 out << "User " << username << " does not exist." << endl;
895 out << "Change password for user: " << username << endl;
898 out << "New Password: ";
900 QString password = in.readLine().trimmed();
902 out << "Repeat Password: ";
904 QString password2 = in.readLine().trimmed();
908 if(password != password2) {
909 qWarning() << "Passwords don't match!";
912 if(password.isEmpty()) {
913 qWarning() << "Password is empty!";
917 if(_configured && _storage->updateUser(userId, password)) {
918 out << "Password changed successfully!" << endl;
920 qWarning() << "Failed to change password!";
924 AbstractSqlMigrationReader *Core::getMigrationReader(Storage *storage) {
928 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
930 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
934 return sqlStorage->createMigrationReader();
937 AbstractSqlMigrationWriter *Core::getMigrationWriter(Storage *storage) {
941 AbstractSqlStorage *sqlStorage = qobject_cast<AbstractSqlStorage *>(storage);
943 qDebug() << "Core::migrateDb(): only SQL based backends can be migrated!";
947 return sqlStorage->createMigrationWriter();
950 void Core::saveBackendSettings(const QString &backend, const QVariantMap &settings) {
951 QVariantMap dbsettings;
952 dbsettings["Backend"] = backend;
953 dbsettings["ConnectionProperties"] = settings;
954 CoreSettings().setStorageSettings(dbsettings);
957 QVariantMap Core::promptForSettings(const Storage *storage) {
958 QVariantMap settings;
960 QStringList keys = storage->setupKeys();
964 QTextStream out(stdout);
965 QTextStream in(stdin);
966 out << "Default values are in brackets" << endl;
968 QVariantMap defaults = storage->setupDefaults();
970 foreach(QString key, keys) {
972 if(defaults.contains(key)) {
976 if(!val.toString().isEmpty()) {
977 out << " (" << val.toString() << ")";
982 bool noEcho = QString("password").toLower().startsWith(key.toLower());
986 value = in.readLine().trimmed();
992 if(!value.isEmpty()) {
993 switch(defaults[key].type()) {
995 val = QVariant(value.toInt());
998 val = QVariant(value);
1001 settings[key] = val;
1008 void Core::stdInEcho(bool on) {
1009 HANDLE hStdin = GetStdHandle(STD_INPUT_HANDLE);
1011 GetConsoleMode(hStdin, &mode);
1013 mode |= ENABLE_ECHO_INPUT;
1015 mode &= ~ENABLE_ECHO_INPUT;
1016 SetConsoleMode(hStdin, mode);
1019 void Core::stdInEcho(bool on) {
1021 tcgetattr(STDIN_FILENO, &t);
1026 tcsetattr(STDIN_FILENO, TCSANOW, &t);
1028 #endif /* Q_OS_WIN32 */